65325736760

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{66629}}^1$

素因数の和:66960

約数の個数: 64

約数和(自身を含む): 148910054400

約数和(自身を除く): 83584317640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 193, 254, 386, 508, 635, 772, 965, 1016, 1270, 1544, 1930, 2540, 3860, 5080, 7720, 24511, 49022, 66629, 98044, 122555, 133258, 196088, 245110, 266516, 333145, 490220, 533032, 666290, 980440, 1332580, 2665160, 8461883, 12859397, 16923766, 25718794, 33847532, 42309415, 51437588, 64296985, 67695064, 84618830, 102875176, 128593970, 169237660, 257187940, 338475320, 514375880, 1633143419, 3266286838, 6532573676, 8165717095, 13065147352, 16331434190, 32662868380, 65325736760]

約数ペア:

[(1, 65325736760), (2, 32662868380), (4, 16331434190), (5, 13065147352), (8, 8165717095), (10, 6532573676), (20, 3266286838), (40, 1633143419), (127, 514375880), (193, 338475320), (254, 257187940), (386, 169237660), (508, 128593970), (635, 102875176), (772, 84618830), (965, 67695064), (1016, 64296985), (1270, 51437588), (1544, 42309415), (1930, 33847532), (2540, 25718794), (3860, 16923766), (5080, 12859397), (7720, 8461883), (24511, 2665160), (49022, 1332580), (66629, 980440), (98044, 666290), (122555, 533032), (133258, 490220), (196088, 333145), (245110, 266516)]